package com.pansoft.openplanet.blockchain.cypto.digest;

/**
 * Created by swapnibble on 2017-09-02.
 */

public class Ripemd160 {
    final private byte[] mDigestBytes;

    public Ripemd160( byte[] digest ) {
        mDigestBytes = digest;
    }

    public static Ripemd160 from( byte[] data ) {

        return Ripemd160.from( data, 0, ( data != null) ? data.length : 0 );
    }

    public static Ripemd160 from(byte[] data, int startOffset, int length ) {
        Digest digest = new Digest();
        digest.update( data, startOffset, length );

        byte[] result = new byte[ Digest.DIGEST_LENGTH ];
        digest.doFinal( result, 0);

        return new Ripemd160( result );
    }


    public byte[] bytes() {
        return mDigestBytes;
    }


    public static class Digest extends GeneralDigest {
        static final int DIGEST_LENGTH = 20;

        private int H0, H1, H2, H3, H4; // IV's

        private int[] X = new int[16];
        private int xOff;

        /**
         * Standard constructor
         */
        public Digest() {
            reset();
        }

        protected void processWord(byte[] in, int inOff) {
            X[xOff++] = (in[inOff] & 0xff) | ((in[inOff + 1] & 0xff) << 8) | ((in[inOff + 2] & 0xff) << 16)
                    | ((in[inOff + 3] & 0xff) << 24);

            if (xOff == 16) {
                processBlock();
            }
        }

        protected void processLength(long bitLength) {
            if (xOff > 14) {
                processBlock();
            }

            X[14] = (int) (bitLength & 0xffffffff);
            X[15] = (int) (bitLength >>> 32);
        }

        private void unpackWord(int word, byte[] out, int outOff) {
            out[outOff] = (byte) word;
            out[outOff + 1] = (byte) (word >>> 8);
            out[outOff + 2] = (byte) (word >>> 16);
            out[outOff + 3] = (byte) (word >>> 24);
        }

        public int doFinal(byte[] out, int outOff) {
            finish();

            unpackWord(H0, out, outOff);
            unpackWord(H1, out, outOff + 4);
            unpackWord(H2, out, outOff + 8);
            unpackWord(H3, out, outOff + 12);
            unpackWord(H4, out, outOff + 16);

            reset();

            return DIGEST_LENGTH;
        }

        /**
         * reset the chaining variables to the IV values.
         */
        public void reset() {
            super.reset();

            H0 = 0x67452301;
            H1 = 0xefcdab89;
            H2 = 0x98badcfe;
            H3 = 0x10325476;
            H4 = 0xc3d2e1f0;

            xOff = 0;

            for (int i = 0; i != X.length; i++) {
                X[i] = 0;
            }
        }

        /*
         * rotate int x left n bits.
         */
        private int RL(int x, int n) {
            return (x << n) | (x >>> (32 - n));
        }

   /*
    * f1,f2,f3,f4,f5 are the basic Digest functions.
    */

        /*
         * rounds 0-15
         */
        private int f1(int x, int y, int z) {
            return x ^ y ^ z;
        }

        /*
         * rounds 16-31
         */
        private int f2(int x, int y, int z) {
            return (x & y) | (~x & z);
        }

        /*
         * rounds 32-47
         */
        private int f3(int x, int y, int z) {
            return (x | ~y) ^ z;
        }

        /*
         * rounds 48-63
         */
        private int f4(int x, int y, int z) {
            return (x & z) | (y & ~z);
        }

        /*
         * rounds 64-79
         */
        private int f5(int x, int y, int z) {
            return x ^ (y | ~z);
        }

        protected void processBlock() {
            int a, aa;
            int b, bb;
            int c, cc;
            int d, dd;
            int e, ee;

            a = aa = H0;
            b = bb = H1;
            c = cc = H2;
            d = dd = H3;
            e = ee = H4;

            //
            // Rounds 1 - 16
            //
            // left
            a = RL(a + f1(b, c, d) + X[0], 11) + e;
            c = RL(c, 10);
            e = RL(e + f1(a, b, c) + X[1], 14) + d;
            b = RL(b, 10);
            d = RL(d + f1(e, a, b) + X[2], 15) + c;
            a = RL(a, 10);
            c = RL(c + f1(d, e, a) + X[3], 12) + b;
            e = RL(e, 10);
            b = RL(b + f1(c, d, e) + X[4], 5) + a;
            d = RL(d, 10);
            a = RL(a + f1(b, c, d) + X[5], 8) + e;
            c = RL(c, 10);
            e = RL(e + f1(a, b, c) + X[6], 7) + d;
            b = RL(b, 10);
            d = RL(d + f1(e, a, b) + X[7], 9) + c;
            a = RL(a, 10);
            c = RL(c + f1(d, e, a) + X[8], 11) + b;
            e = RL(e, 10);
            b = RL(b + f1(c, d, e) + X[9], 13) + a;
            d = RL(d, 10);
            a = RL(a + f1(b, c, d) + X[10], 14) + e;
            c = RL(c, 10);
            e = RL(e + f1(a, b, c) + X[11], 15) + d;
            b = RL(b, 10);
            d = RL(d + f1(e, a, b) + X[12], 6) + c;
            a = RL(a, 10);
            c = RL(c + f1(d, e, a) + X[13], 7) + b;
            e = RL(e, 10);
            b = RL(b + f1(c, d, e) + X[14], 9) + a;
            d = RL(d, 10);
            a = RL(a + f1(b, c, d) + X[15], 8) + e;
            c = RL(c, 10);

            // right
            aa = RL(aa + f5(bb, cc, dd) + X[5] + 0x50a28be6, 8) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f5(aa, bb, cc) + X[14] + 0x50a28be6, 9) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f5(ee, aa, bb) + X[7] + 0x50a28be6, 9) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f5(dd, ee, aa) + X[0] + 0x50a28be6, 11) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f5(cc, dd, ee) + X[9] + 0x50a28be6, 13) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f5(bb, cc, dd) + X[2] + 0x50a28be6, 15) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f5(aa, bb, cc) + X[11] + 0x50a28be6, 15) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f5(ee, aa, bb) + X[4] + 0x50a28be6, 5) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f5(dd, ee, aa) + X[13] + 0x50a28be6, 7) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f5(cc, dd, ee) + X[6] + 0x50a28be6, 7) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f5(bb, cc, dd) + X[15] + 0x50a28be6, 8) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f5(aa, bb, cc) + X[8] + 0x50a28be6, 11) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f5(ee, aa, bb) + X[1] + 0x50a28be6, 14) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f5(dd, ee, aa) + X[10] + 0x50a28be6, 14) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f5(cc, dd, ee) + X[3] + 0x50a28be6, 12) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f5(bb, cc, dd) + X[12] + 0x50a28be6, 6) + ee;
            cc = RL(cc, 10);

            //
            // Rounds 16-31
            //
            // left
            e = RL(e + f2(a, b, c) + X[7] + 0x5a827999, 7) + d;
            b = RL(b, 10);
            d = RL(d + f2(e, a, b) + X[4] + 0x5a827999, 6) + c;
            a = RL(a, 10);
            c = RL(c + f2(d, e, a) + X[13] + 0x5a827999, 8) + b;
            e = RL(e, 10);
            b = RL(b + f2(c, d, e) + X[1] + 0x5a827999, 13) + a;
            d = RL(d, 10);
            a = RL(a + f2(b, c, d) + X[10] + 0x5a827999, 11) + e;
            c = RL(c, 10);
            e = RL(e + f2(a, b, c) + X[6] + 0x5a827999, 9) + d;
            b = RL(b, 10);
            d = RL(d + f2(e, a, b) + X[15] + 0x5a827999, 7) + c;
            a = RL(a, 10);
            c = RL(c + f2(d, e, a) + X[3] + 0x5a827999, 15) + b;
            e = RL(e, 10);
            b = RL(b + f2(c, d, e) + X[12] + 0x5a827999, 7) + a;
            d = RL(d, 10);
            a = RL(a + f2(b, c, d) + X[0] + 0x5a827999, 12) + e;
            c = RL(c, 10);
            e = RL(e + f2(a, b, c) + X[9] + 0x5a827999, 15) + d;
            b = RL(b, 10);
            d = RL(d + f2(e, a, b) + X[5] + 0x5a827999, 9) + c;
            a = RL(a, 10);
            c = RL(c + f2(d, e, a) + X[2] + 0x5a827999, 11) + b;
            e = RL(e, 10);
            b = RL(b + f2(c, d, e) + X[14] + 0x5a827999, 7) + a;
            d = RL(d, 10);
            a = RL(a + f2(b, c, d) + X[11] + 0x5a827999, 13) + e;
            c = RL(c, 10);
            e = RL(e + f2(a, b, c) + X[8] + 0x5a827999, 12) + d;
            b = RL(b, 10);

            // right
            ee = RL(ee + f4(aa, bb, cc) + X[6] + 0x5c4dd124, 9) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f4(ee, aa, bb) + X[11] + 0x5c4dd124, 13) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f4(dd, ee, aa) + X[3] + 0x5c4dd124, 15) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f4(cc, dd, ee) + X[7] + 0x5c4dd124, 7) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f4(bb, cc, dd) + X[0] + 0x5c4dd124, 12) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f4(aa, bb, cc) + X[13] + 0x5c4dd124, 8) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f4(ee, aa, bb) + X[5] + 0x5c4dd124, 9) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f4(dd, ee, aa) + X[10] + 0x5c4dd124, 11) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f4(cc, dd, ee) + X[14] + 0x5c4dd124, 7) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f4(bb, cc, dd) + X[15] + 0x5c4dd124, 7) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f4(aa, bb, cc) + X[8] + 0x5c4dd124, 12) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f4(ee, aa, bb) + X[12] + 0x5c4dd124, 7) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f4(dd, ee, aa) + X[4] + 0x5c4dd124, 6) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f4(cc, dd, ee) + X[9] + 0x5c4dd124, 15) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f4(bb, cc, dd) + X[1] + 0x5c4dd124, 13) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f4(aa, bb, cc) + X[2] + 0x5c4dd124, 11) + dd;
            bb = RL(bb, 10);

            //
            // Rounds 32-47
            //
            // left
            d = RL(d + f3(e, a, b) + X[3] + 0x6ed9eba1, 11) + c;
            a = RL(a, 10);
            c = RL(c + f3(d, e, a) + X[10] + 0x6ed9eba1, 13) + b;
            e = RL(e, 10);
            b = RL(b + f3(c, d, e) + X[14] + 0x6ed9eba1, 6) + a;
            d = RL(d, 10);
            a = RL(a + f3(b, c, d) + X[4] + 0x6ed9eba1, 7) + e;
            c = RL(c, 10);
            e = RL(e + f3(a, b, c) + X[9] + 0x6ed9eba1, 14) + d;
            b = RL(b, 10);
            d = RL(d + f3(e, a, b) + X[15] + 0x6ed9eba1, 9) + c;
            a = RL(a, 10);
            c = RL(c + f3(d, e, a) + X[8] + 0x6ed9eba1, 13) + b;
            e = RL(e, 10);
            b = RL(b + f3(c, d, e) + X[1] + 0x6ed9eba1, 15) + a;
            d = RL(d, 10);
            a = RL(a + f3(b, c, d) + X[2] + 0x6ed9eba1, 14) + e;
            c = RL(c, 10);
            e = RL(e + f3(a, b, c) + X[7] + 0x6ed9eba1, 8) + d;
            b = RL(b, 10);
            d = RL(d + f3(e, a, b) + X[0] + 0x6ed9eba1, 13) + c;
            a = RL(a, 10);
            c = RL(c + f3(d, e, a) + X[6] + 0x6ed9eba1, 6) + b;
            e = RL(e, 10);
            b = RL(b + f3(c, d, e) + X[13] + 0x6ed9eba1, 5) + a;
            d = RL(d, 10);
            a = RL(a + f3(b, c, d) + X[11] + 0x6ed9eba1, 12) + e;
            c = RL(c, 10);
            e = RL(e + f3(a, b, c) + X[5] + 0x6ed9eba1, 7) + d;
            b = RL(b, 10);
            d = RL(d + f3(e, a, b) + X[12] + 0x6ed9eba1, 5) + c;
            a = RL(a, 10);

            // right
            dd = RL(dd + f3(ee, aa, bb) + X[15] + 0x6d703ef3, 9) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f3(dd, ee, aa) + X[5] + 0x6d703ef3, 7) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f3(cc, dd, ee) + X[1] + 0x6d703ef3, 15) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f3(bb, cc, dd) + X[3] + 0x6d703ef3, 11) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f3(aa, bb, cc) + X[7] + 0x6d703ef3, 8) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f3(ee, aa, bb) + X[14] + 0x6d703ef3, 6) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f3(dd, ee, aa) + X[6] + 0x6d703ef3, 6) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f3(cc, dd, ee) + X[9] + 0x6d703ef3, 14) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f3(bb, cc, dd) + X[11] + 0x6d703ef3, 12) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f3(aa, bb, cc) + X[8] + 0x6d703ef3, 13) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f3(ee, aa, bb) + X[12] + 0x6d703ef3, 5) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f3(dd, ee, aa) + X[2] + 0x6d703ef3, 14) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f3(cc, dd, ee) + X[10] + 0x6d703ef3, 13) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f3(bb, cc, dd) + X[0] + 0x6d703ef3, 13) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f3(aa, bb, cc) + X[4] + 0x6d703ef3, 7) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f3(ee, aa, bb) + X[13] + 0x6d703ef3, 5) + cc;
            aa = RL(aa, 10);

            //
            // Rounds 48-63
            //
            // left
            c = RL(c + f4(d, e, a) + X[1] + 0x8f1bbcdc, 11) + b;
            e = RL(e, 10);
            b = RL(b + f4(c, d, e) + X[9] + 0x8f1bbcdc, 12) + a;
            d = RL(d, 10);
            a = RL(a + f4(b, c, d) + X[11] + 0x8f1bbcdc, 14) + e;
            c = RL(c, 10);
            e = RL(e + f4(a, b, c) + X[10] + 0x8f1bbcdc, 15) + d;
            b = RL(b, 10);
            d = RL(d + f4(e, a, b) + X[0] + 0x8f1bbcdc, 14) + c;
            a = RL(a, 10);
            c = RL(c + f4(d, e, a) + X[8] + 0x8f1bbcdc, 15) + b;
            e = RL(e, 10);
            b = RL(b + f4(c, d, e) + X[12] + 0x8f1bbcdc, 9) + a;
            d = RL(d, 10);
            a = RL(a + f4(b, c, d) + X[4] + 0x8f1bbcdc, 8) + e;
            c = RL(c, 10);
            e = RL(e + f4(a, b, c) + X[13] + 0x8f1bbcdc, 9) + d;
            b = RL(b, 10);
            d = RL(d + f4(e, a, b) + X[3] + 0x8f1bbcdc, 14) + c;
            a = RL(a, 10);
            c = RL(c + f4(d, e, a) + X[7] + 0x8f1bbcdc, 5) + b;
            e = RL(e, 10);
            b = RL(b + f4(c, d, e) + X[15] + 0x8f1bbcdc, 6) + a;
            d = RL(d, 10);
            a = RL(a + f4(b, c, d) + X[14] + 0x8f1bbcdc, 8) + e;
            c = RL(c, 10);
            e = RL(e + f4(a, b, c) + X[5] + 0x8f1bbcdc, 6) + d;
            b = RL(b, 10);
            d = RL(d + f4(e, a, b) + X[6] + 0x8f1bbcdc, 5) + c;
            a = RL(a, 10);
            c = RL(c + f4(d, e, a) + X[2] + 0x8f1bbcdc, 12) + b;
            e = RL(e, 10);

            // right
            cc = RL(cc + f2(dd, ee, aa) + X[8] + 0x7a6d76e9, 15) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f2(cc, dd, ee) + X[6] + 0x7a6d76e9, 5) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f2(bb, cc, dd) + X[4] + 0x7a6d76e9, 8) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f2(aa, bb, cc) + X[1] + 0x7a6d76e9, 11) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f2(ee, aa, bb) + X[3] + 0x7a6d76e9, 14) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f2(dd, ee, aa) + X[11] + 0x7a6d76e9, 14) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f2(cc, dd, ee) + X[15] + 0x7a6d76e9, 6) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f2(bb, cc, dd) + X[0] + 0x7a6d76e9, 14) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f2(aa, bb, cc) + X[5] + 0x7a6d76e9, 6) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f2(ee, aa, bb) + X[12] + 0x7a6d76e9, 9) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f2(dd, ee, aa) + X[2] + 0x7a6d76e9, 12) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f2(cc, dd, ee) + X[13] + 0x7a6d76e9, 9) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f2(bb, cc, dd) + X[9] + 0x7a6d76e9, 12) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f2(aa, bb, cc) + X[7] + 0x7a6d76e9, 5) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f2(ee, aa, bb) + X[10] + 0x7a6d76e9, 15) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f2(dd, ee, aa) + X[14] + 0x7a6d76e9, 8) + bb;
            ee = RL(ee, 10);

            //
            // Rounds 64-79
            //
            // left
            b = RL(b + f5(c, d, e) + X[4] + 0xa953fd4e, 9) + a;
            d = RL(d, 10);
            a = RL(a + f5(b, c, d) + X[0] + 0xa953fd4e, 15) + e;
            c = RL(c, 10);
            e = RL(e + f5(a, b, c) + X[5] + 0xa953fd4e, 5) + d;
            b = RL(b, 10);
            d = RL(d + f5(e, a, b) + X[9] + 0xa953fd4e, 11) + c;
            a = RL(a, 10);
            c = RL(c + f5(d, e, a) + X[7] + 0xa953fd4e, 6) + b;
            e = RL(e, 10);
            b = RL(b + f5(c, d, e) + X[12] + 0xa953fd4e, 8) + a;
            d = RL(d, 10);
            a = RL(a + f5(b, c, d) + X[2] + 0xa953fd4e, 13) + e;
            c = RL(c, 10);
            e = RL(e + f5(a, b, c) + X[10] + 0xa953fd4e, 12) + d;
            b = RL(b, 10);
            d = RL(d + f5(e, a, b) + X[14] + 0xa953fd4e, 5) + c;
            a = RL(a, 10);
            c = RL(c + f5(d, e, a) + X[1] + 0xa953fd4e, 12) + b;
            e = RL(e, 10);
            b = RL(b + f5(c, d, e) + X[3] + 0xa953fd4e, 13) + a;
            d = RL(d, 10);
            a = RL(a + f5(b, c, d) + X[8] + 0xa953fd4e, 14) + e;
            c = RL(c, 10);
            e = RL(e + f5(a, b, c) + X[11] + 0xa953fd4e, 11) + d;
            b = RL(b, 10);
            d = RL(d + f5(e, a, b) + X[6] + 0xa953fd4e, 8) + c;
            a = RL(a, 10);
            c = RL(c + f5(d, e, a) + X[15] + 0xa953fd4e, 5) + b;
            e = RL(e, 10);
            b = RL(b + f5(c, d, e) + X[13] + 0xa953fd4e, 6) + a;
            d = RL(d, 10);

            // right
            bb = RL(bb + f1(cc, dd, ee) + X[12], 8) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f1(bb, cc, dd) + X[15], 5) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f1(aa, bb, cc) + X[10], 12) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f1(ee, aa, bb) + X[4], 9) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f1(dd, ee, aa) + X[1], 12) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f1(cc, dd, ee) + X[5], 5) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f1(bb, cc, dd) + X[8], 14) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f1(aa, bb, cc) + X[7], 6) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f1(ee, aa, bb) + X[6], 8) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f1(dd, ee, aa) + X[2], 13) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f1(cc, dd, ee) + X[13], 6) + aa;
            dd = RL(dd, 10);
            aa = RL(aa + f1(bb, cc, dd) + X[14], 5) + ee;
            cc = RL(cc, 10);
            ee = RL(ee + f1(aa, bb, cc) + X[0], 15) + dd;
            bb = RL(bb, 10);
            dd = RL(dd + f1(ee, aa, bb) + X[3], 13) + cc;
            aa = RL(aa, 10);
            cc = RL(cc + f1(dd, ee, aa) + X[9], 11) + bb;
            ee = RL(ee, 10);
            bb = RL(bb + f1(cc, dd, ee) + X[11], 11) + aa;
            dd = RL(dd, 10);

            dd += c + H1;
            H1 = H2 + d + ee;
            H2 = H3 + e + aa;
            H3 = H4 + a + bb;
            H4 = H0 + b + cc;
            H0 = dd;

            //
            // reset the offset and clean out the word buffer.
            //
            xOff = 0;
            for (int i = 0; i != X.length; i++) {
                X[i] = 0;
            }
        }
    }
}
